$ErrorActionPreference = "Stop"
Set-StrictMode -Version Latest
Set-Location $PSScriptRoot

function Assert-Command {
    param([Parameter(Mandatory = $true)][string]$Name)
    if (-not (Get-Command $Name -ErrorAction SilentlyContinue)) {
        throw "Required command '$Name' was not found on PATH. Read START_HERE.md for prerequisites."
    }
}

function Invoke-Step {
    param(
        [Parameter(Mandatory = $true)][string]$Title,
        [Parameter(Mandatory = $true)][scriptblock]$Action
    )
    Write-Host "`n$Title" -ForegroundColor Yellow
    & $Action
    if ($LASTEXITCODE -ne 0) {
        throw "$Title failed with exit code $LASTEXITCODE."
    }
}

Write-Host "ForgeFlow v0.4.2 self-service setup" -ForegroundColor Cyan
Write-Host "No Gitea token, SSH key or server password is requested by this script." -ForegroundColor DarkGray

Assert-Command node
Assert-Command npm
Assert-Command git

$nodeVersionText = (node --version).Trim()
$nodeMajor = [int]($nodeVersionText.TrimStart('v').Split('.')[0])
if ($nodeMajor -lt 22) {
    throw "Node.js 22 or newer is required. Detected: $nodeVersionText"
}

Write-Host "Node: $nodeVersionText" -ForegroundColor DarkGray
Write-Host "npm:  $((npm --version).Trim())" -ForegroundColor DarkGray
Write-Host "Git:  $((git --version).Trim())" -ForegroundColor DarkGray

Invoke-Step "Installing project dependencies..." {
    if (Test-Path ".\package-lock.json") {
        npm ci --no-audit --no-fund
    } else {
        Write-Host "No package-lock.json is present; installing the pinned top-level dependency versions." -ForegroundColor DarkGray
        npm install --no-audit --no-fund
    }
}

Invoke-Step "Running the environment doctor..." {
    npm run doctor
}

Invoke-Step "Running source verification and automated tests..." {
    npm run check
}

Write-Host "`nAll local checks passed." -ForegroundColor Green
Write-Host "ForgeFlow will now open the five-step setup wizard." -ForegroundColor Green
Write-Host "Enter credentials only inside the local ForgeFlow password field." -ForegroundColor DarkGray

npm start